Rocket rocks in amethyst clusters are a beautiful piece to keep with you all day! I LOVE Purple Amethyst Clusters and have beautiful ones for your kids to enjoy too! Perfect gifts for kids and pocket size too. I'll ship you a gorgeous stone for your rock, mineral + gem collector. Size is about 1.25" Called the “All-healer,” Amethyst is one of the most effective crystals for healing people, plants and animals. You can place an amethyst cluster in the south corner of any room in your home.